Conditioning devices for gainers and eSports athletes are presented. The devices includes a wrist rest device, a massage sleeve, a hand exercise bracelet, a knuckle bracelet and a tri-finger exercise device. The wrist rest device is configured to provide appropriate warmth to the forearms while gaming, using a keyboard, or any data input device. The massage sleeve is configured to be wrapped around a person's forearm. It includes multiple elevated geometric shapes that are be built into the fabric of the material to provide appropriate pressure along the musculature of the wrist and forearm. The hand exercise bracelet, the knuckle bracelet and the tri-finger exercise device are configured for increasing the flexion, extension, abduction, adduction and intrinsic muscle strength of fingers, wrists, and forearms especially for individuals who do extensive amounts of keyboarding as well as texting, typing, gaming, and data entry.